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Vulnerability details: VCID-mdtr-2tyt-wyft
Vulnerability ID VCID-mdtr-2tyt-wyft
Aliases CVE-2018-18338
Summary Incorrect, thread-unsafe use of SkImage in Canvas in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-18338.json
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
epss 0.01655 https://api.first.org/data/v1/epss?cve=CVE-2018-18338
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-18338
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2018-18338
archlinux Critical https://security.archlinux.org/AVG-824
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-18338.json
https://api.first.org/data/v1/epss?cve=CVE-2018-18338
https://crbug.com/890576
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17480
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-17481
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18335
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18336
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18337
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18338
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18339
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18340
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18341
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18342
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18343
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18344
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18345
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18346
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18347
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18348
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18349
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18350
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18351
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18352
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18353
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18354
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18355
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18356
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18357
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18358
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18359
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20065
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20066
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20067
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20068
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20070
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20346
1656552 https://bugzilla.redhat.com/show_bug.cgi?id=1656552
ASA-201812-2 https://security.archlinux.org/ASA-201812-2
AVG-824 https://security.archlinux.org/AVG-824
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux_desktop:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux_server:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:linux_workstation:6.0:*:*:*:*:*:*:*
CVE-2018-18338 https://nvd.nist.gov/vuln/detail/CVE-2018-18338
RHSA-2018:3803 https://access.redhat.com/errata/RHSA-2018:3803
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-18338.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-18338
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-18338
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.81276
EPSS Score 0.01655
Published At Aug. 9, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:59:20.499373+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2018-18338 37.0.0